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Electronic transport in graphene/RuCl<sub>3</sub> heterostructures

POSTER

Abstract

Ruthenium Chloride (RuCl3), a spin-orbit assisted Mott insulator, presents exciting physics thanks to spin-orbit entangled moments with interactions that are highly anisotropic, making it a close realization to the Heisenberg-Kitaev model. RuCl3’s highly insulating character limits the accessible experimental techniques to those requiring bulk crystals, such as resonant magnetic scattering, magnetic susceptibility or heat capacity measurements. Here, we design and measure devices that implement few layers of RuCl3 into an electronic device to form a Gr/RuCl3 Van der Waals heterostructure (similar to heterostructures reported recently [1]) with the aim of studying in a quantum coherent regime, signatures of proximity effects between graphene and RuCl3’s magnetic ordered state at low temperatures.
[1] B. Zhou, J. Balgley, P. Lampen-Kelley, J.-Q. Yan, and D. G. Mandrus and E. A. Henriksen, Phys. Rev. B 100, 165426 (2019).

Presenters

  • Sara Qubbaj

    Physics and Astronomy, California State University, Long Beach

Authors

  • Sara Qubbaj

    Physics and Astronomy, California State University, Long Beach

  • Everardo Molina

    Physics and Astronomy, California State University, Long Beach

  • Vikram Nagarajan

    University of California, Berkeley, Argonne National Lab, Physics, University of California, Berkeley

  • Gilbert Lopez

    University of California, Berkeley, Physics, University of California, Berkeley

  • Nicholas Breznay

    Harvey Mudd College, Physics, Harvey Mudd College

  • Robert Kealhofer

    Physics, University of California, Berkeley, University of California, Berkeley

  • Isaac Arriaga

    Physics and Astronomy, California State University, Long Beach

  • Derek Bergner

    Physics and Astronomy, California State University, Long Beach

  • James Analytis

    University of California, Berkeley, Department of Physics, University of California, Berkeley, Physics, University of California Berkeley, Physics, University of California Berkerley, Physics, University of California, Berkeley, physics, University of California, Berkeley

  • Claudia Ojeda-Aristizabal

    Physics and Astronomy, California State University, Long Beach